Product Summary

Universal Fit, 10 psi Pressure Rating, Polished

  • A residual valve acts like a one-way valve (check valve) to maintain brake system pressure and eliminate a spongy pedal
  • This 10 psi version is used for drum brakes and provides just enough residual pressure to firm up the pedal, yet not too much that the brakes drag
  • The valve is installed inline between the master cylinder and drum brake wheel cylinders
  • Required on low mounted master cylinder such as under the floor locations but these also enhance brake systems with a high mounted master cylinder
  • 1/8" NPT female thread connections make this a very universal item. Use inverted flare adapters when connecting this valve to a 3/16" brake line
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Key Specs

Pressure Rating10 psi
Inlet Fitting1/8" NPT Female
Outlet Fitting1/8" NPT Female
Material TypeAluminum
FinishPolished
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Speedway Motors 91031348 Details

Ever had problems with a spongy pedal or slow, unresponsive brakes? If so, you may need a residual pressure valve installed in your brake line. A redesidual valve acts like a one-way or check valve to maintain brake system pressure to eliminate the problems of a spongy pedal. This 10 PSI residual valve is installed inline between the master cylinder and drum brake wheel cylinders to keep 10 PSI of residual pressure at the wheel cylinder after the brake pedal is released. This ensures that you will have a high, firm pedal next time you press the brake pedal. 

Our residual pressure valve features a polished aluminum finish with a 1/8" NPT port at each end. Use 10 PSI residual valves for drum brake applications only.  Inverted flare or AN threaded adapter fittings to the 1/8" NPT female thread will be required and are noted below and available as required.

 

Learn more about the proper uses of residual valves by reading our tech article.Brake System Selection.  

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Speedway Motors 91031348 Specifications

KEY SPECS
MFG. Part #91031348
BrandSpeedway Motors
Pressure Rating10 psi
Inlet Fitting1/8" NPT Female
Outlet Fitting1/8" NPT Female
Material TypeAluminum
FinishPolished
GENERAL
NotesUse 10 PSI for drum brake applications.
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Great product.

5.0

5 years ago

Jeff

Wenatchee, WA

Verified

Nice looking,

Would Recommend

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Questions & Answers

4 Questions • 4 Answers

Stupid question? This valve has in and out marked on the ends. Does the in go on the mastercylinder side?

by Bruce

• 9 years ago

1 answer

on a four wheel drum system with dual bowl master cylinder and a adjustable proportioning valve, can I attach these residual valves directly to the proportional valve inlet ports for front and rear and then run the lines from the master cylinder to the residual valve?

by kelly

• 10 years ago

1 answer

Should I run one of these on my front drum brakes or only on the rears?

by mike

• 11 years ago

1 answer

What is the actual finish? The title and image says 'polished' but the description say: 'Features a distinctive purple anodized finish' Thanks

by OMIS

• 13 years ago

1 answer

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